Enter your search term here...
New support ticket
Check ticket status
FAQs about HHI
Does HHI work the same as the Muscle Spikerbox?
How to troubleshoot my TENS 3000 unit?
How to modify the cable for TENS unit?
Why I'm experiencing pain & muscle tension when using HHI?
Difference between Envelope & Raw signal?
See all 8 articles
Code and board problems
How to troubleshoot the Arduino board
When I plug electrodes into the SpikerShield and flex my muscle, nothing happens.
How to reattach the HHI board to Arduino Uno?
Why is my HHI only giving buzz?
Help Desk Software